21877744

素因数分解:

$2^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1097

約数の個数: 40

約数和(自身を含む): 48712160

約数和(自身を除く): 26834416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229, 458, 853, 916, 1603, 1706, 1832, 3206, 3412, 3664, 5971, 6412, 6824, 11942, 12824, 13648, 23884, 25648, 47768, 95536, 195337, 390674, 781348, 1367359, 1562696, 2734718, 3125392, 5469436, 10938872, 21877744]

約数ペア:

[(1, 21877744), (2, 10938872), (4, 5469436), (7, 3125392), (8, 2734718), (14, 1562696), (16, 1367359), (28, 781348), (56, 390674), (112, 195337), (229, 95536), (458, 47768), (853, 25648), (916, 23884), (1603, 13648), (1706, 12824), (1832, 11942), (3206, 6824), (3412, 6412), (3664, 5971)]